156919385

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2843}}^1$

素因数の和:2957

約数の個数: 32

約数和(自身を含む): 229340160

約数和(自身を除く): 72420775

約数列:

[1, 5, 7, 19, 35, 83, 95, 133, 415, 581, 665, 1577, 2843, 2905, 7885, 11039, 14215, 19901, 54017, 55195, 99505, 235969, 270085, 378119, 1179845, 1651783, 1890595, 4483411, 8258915, 22417055, 31383877, 156919385]

約数ペア:

[(1, 156919385), (5, 31383877), (7, 22417055), (19, 8258915), (35, 4483411), (83, 1890595), (95, 1651783), (133, 1179845), (415, 378119), (581, 270085), (665, 235969), (1577, 99505), (2843, 55195), (2905, 54017), (7885, 19901), (11039, 14215)]